CVE-2022-0216
MEDIUMQEMU < 6.0.0 - Use-After-Free in LSI53C895A SCSI Host Bus Adapter Emulation
Title source: llmDescription
A use-after-free vulnerability was found in the LSI53C895A SCSI Host Bus Adapter emulation of QEMU. The flaw occurs while processing repeated messages to cancel the current SCSI request via the lsi_do_msgout function. This flaw allows a malicious privileged user within the guest to crash the QEMU process on the host, resulting in a denial of service.
References (6)
Core 6
Core References
Mailing List, Third Party Advisory vendor-advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZTY7TVHX62OJWF6IOBCIGLR2N5K4QN3E/
Third Party Advisory
https://access.redhat.com/security/cve/CVE-2022-0216
Issue Tracking, Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2036953
Patch, Third Party Advisory
https://gitlab.com/qemu-project/qemu/-/commit/4367a20cc4
Exploit, Third Party Advisory
https://gitlab.com/qemu-project/qemu/-/issues/972
Exploit, Third Party Advisory
https://starlabs.sg/advisories/22/22-0216/
Scores
CVSS v3
4.4
EPSS
0.0040
EPSS Percentile
32.1%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-416
Status
published
Products (2)
fedoraproject/fedora
37
qemu/qemu
< 6.0.0
Published
Aug 26, 2022
Tracked Since
Feb 18, 2026